注:使用的是Oracle的實例數據庫中的scott用戶
定義一個存儲過程,以員工工號爲參數,修改該員工的工資,若該員工屬於10部門,則工資增加150
若屬於20號部門,工資加200,若屬於30部門,工資加250若其它部門,則加300
方法一:
create or replace procedure emppro(
e_empno emp.empno%type
)
as
e_deptno emp.deptno%type;
e_sal emp.sal%type;
begin
select sal,deptno into e_sal,e_deptno from emp where empno = e_empno;
if e_deptno = 10 then
e_sal := e_sal + 150;
elsif e_deptno = 20 then
e_sal := e_sal + 200;
elsif e_deptno = 30 then
e_sal := e_sal + 250;
else
e_sal := e_sal + 300;
end if;
update emp set sal = e_sal where empno = e_empno;
end;
調用存儲過程:
declare
v_empno emp.empno%type;
begin
v_empno := &員工編號;
emppro(v_empno);
dbms_output.put_line('修改成功');
end;
方法二:
create or replace
procedure AddSalary(
p_empno IN emp.empno%type
) AS
p_deptno emp.deptno% TYPE;
BEGIN
SELECT deptno into p_deptno from emp where empno=p_empno;
if p_deptno=10 then
UPDATE emp set sal= sal+150 where empno= p_empno;
elsif p_deptno=20 then
UPDATE emp set sal= sal+200 where empno= p_empno;
elsif p_deptno=30 then
UPDATE emp set sal= sal+250 where empno= p_empno;
else
UPDATE emp set sal= sal+300 where empno= p_empno;
end if;
END;
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